TreeGridLoaded ({ /* JSONP header, to be possible to load from xxx_Jsonp data source */ 
   "Cfg" : { "Detail": "1", "Dragging": "0", "Adding": "0", "Deleting": "0", "Selecting": "0", "SuppressCfg": "1", "Size": "Low"   }, 
   "Cols" : [ 
      { "Name": "N", "Type": "Text", "CanEdit": "0", "Width": "100"   }, 
      { "Name": "V", "Type": "Text", "Width": "178"   }  
   ], 
   "Header" : { "N": "Item", "V": "Value"   }, 
   "Head" : [ 
      { "Kind":"Filter", "id": "Filter", "NRange": "1", "NShowMenu": "0", "NButton": "Defaults", "NDefaults": "|*FilterOff|*Rows", "VCanEdit": "0"   }  
   ], 
   "Foot" : [ 
      { "id": "Sum", "Calculated": "1", "N": "Summary", "VFormula": "Grid.GetRowById(\"FirstName\",\"N\",1).V + \" \" + Grid.GetRowById(\"Surname\",\"N\",1).V"   }  
   ], 
   "MenuCfg" : { "ShowPanel": "0"   }, 
}) /* End of JSONP header */ 